Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual equipe teve Ricardo Serrano para o prêmio de combatividade?
 ###Tabelas: CREATE TABLE league_and_cup_history (league_and_cup_history_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, LeagueContested VARCHAR, Level INT, LeaguePosition VARCHAR, Avg.Home Attendance 1 VARCHAR, FA Cup VARCHAR, FA Trophy VARCHAR, Leading scorer 1 VARCHAR) CREATE TABLE medalists_per_nation (medalists_per_nation_id AUTO_INCREMENT PRIMARY KEY, Rank VARCHAR, Nation VARCHAR, Gold INT, Silver INT, Bronze INT, Total INT) CREATE TABLE express_train_locomotives (express_train_locomotives_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Number range VARCHAR, Quantity VARCHAR, Year(s) Built VARCHAR, Type VARCHAR) CREATE TABLE jersey_progress (jersey_progress_id AUTO_INCREMENT PRIMARY KEY, Stage (Winner) VARCHAR, General Classification VARCHAR, Sprints Classification VARCHAR, Mountains Classification VARCHAR, Youth Classification VARCHAR, Team Classification VARCHAR, Combativity Prize VARCHAR) CREATE TABLE rjfm_stations (rjfm_stations_id AUTO_INCREMENT PRIMARY KEY, Branding VARCHAR, Callsign VARCHAR, Frequency VARCHAR, Power (kW) VARCHAR, Station Type VARCHAR, Location VARCHAR)  
SELECT Team Classification FROM jersey_progress WHERE Combativity Prize = Ricardo Serrano